CVE-2026-108685 (GCVE-0-2026-108685)
Vulnerability from cvelistv5 – Published: 2026-10-29 06:00 – Updated: 2026-10-29 10:56
VLAI
EPSS
VEX
Title
WP Post Author < 4.2.0 - Unauthenticated Modification of the First User Account's Profile Fields
Summary
The WP Post Author WordPress plugin before 4.2.0 does not check that the account was created before updating its profile during front-end registration, allowing unauthenticated users to overwrite the display name, nickname and website of the first user account, which is normally the administrator, when a registration form declares one of those fields.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-29 10:51 UTC
CWE
- CWE-862 Missing Authorization
- CWE-862 - Missing Authorization
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/605832f7-40d5-4a… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Unknown | WP Post Author |
Affected:
0 , < 4.2.0
(semver)
|
guessed |
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Sightings
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Nomenclature
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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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